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authorAnton Blanchard <anton@samba.org>2010-08-06 03:28:19 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-08-24 15:26:30 +1000
commit4138d65333fa8961714441ed40229ea8cbeaf7e5 (patch)
tree71b1d2c7ced4e4e267e357d91d6cec2e1d053af1 /arch
parent954e6da54b2f3a5e2634312db800bc1395c509ee (diff)
downloadlinux-linaro-android-4138d65333fa8961714441ed40229ea8cbeaf7e5.tar.gz
powerpc: Inline ppc64_runlatch_off
I'm sick of seeing ppc64_runlatch_off in our profiles, so inline it into the callers. To avoid a mess of circular includes I didn't add it as an inline function. Signed-off-by: Anton Blanchard <anton@samba.org> Acked-by: Olof Johansson <olof@lixom.net> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/include/asm/reg.h9
-rw-r--r--arch/powerpc/kernel/process.c14
2 files changed, 14 insertions, 9 deletions
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index d8be016d2ed..ff0005eec7d 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -951,7 +951,14 @@
#ifdef CONFIG_PPC64
extern void ppc64_runlatch_on(void);
-extern void ppc64_runlatch_off(void);
+extern void __ppc64_runlatch_off(void);
+
+#define ppc64_runlatch_off() \
+ do { \
+ if (cpu_has_feature(CPU_FTR_CTRL) && \
+ test_thread_flag(TIF_RUNLATCH)) \
+ __ppc64_runlatch_off(); \
+ } while (0)
extern unsigned long scom970_read(unsigned int address);
extern void scom970_write(unsigned int address, unsigned long value);
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 986fedf7e27..b1c648a36b0 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1199,19 +1199,17 @@ void ppc64_runlatch_on(void)
}
}
-void ppc64_runlatch_off(void)
+void __ppc64_runlatch_off(void)
{
unsigned long ctrl;
- if (cpu_has_feature(CPU_FTR_CTRL) && test_thread_flag(TIF_RUNLATCH)) {
- HMT_medium();
+ HMT_medium();
- clear_thread_flag(TIF_RUNLATCH);
+ clear_thread_flag(TIF_RUNLATCH);
- ctrl = mfspr(SPRN_CTRLF);
- ctrl &= ~CTRL_RUNLATCH;
- mtspr(SPRN_CTRLT, ctrl);
- }
+ ctrl = mfspr(SPRN_CTRLF);
+ ctrl &= ~CTRL_RUNLATCH;
+ mtspr(SPRN_CTRLT, ctrl);
}
#endif